197x Filetype PDF File size 0.94 MB Source: dot.ca.gov
Water Pollution Prevention This pamphlet is for contractors and INFORMATION others who work on Caltrans construction SOURCES sites. Its goal is to educate and encourage OPERATIONAL FACT SHEETS us to prevent water pollution. Water Bridge construction Operations pollution prevention is a good thing to do PCC and AC and it’s part of your contract. Clearing and Grubbing Highway Planting and Landscaping Mobilization Water Pollution Piling Roadway Construction Prevention Trenching Fact Sheet Vehicle and Equipment Fueling STORM WATER QUALITY HANDBOOKS Construction Site Best Management Practices (BMPs) Manual SWPPP and WPCP Preparation Manual Bridge For individuals with sensory disabilities, this OTHER MANUALS Construction document is available in Braille, large print, Guidance for Temporary Soil Stabilization on audiocassette or computer disk. To obtain BMP Field Manual and Troubleshooting Operations a copy in one of these alternate formats, Guide please write or call: Office of Training and Environmental DIVISION OF Compliance CONSTRUCTION DIVISION OF CONSTRUCTION, MS 44 CONSTRUCTION P.O. Box 942874 CALIFORNIA DEPARTMENT OF TRANSPORTATION Sacramento, CA 94274 Voice (916) 654-2467 For more information please visit our website: Keep our Waterways CLEAN California Relay Service 1-800-735-2929 Keep our Waterways CLEAN https://dot.ca.gov/programs/construction/storm-water-and-water-pollution-control D ISTURBED S OIL / S TOCKPILES DISTURBED SOIL / STOCKPILES C ONCRETE C URING CONCRETE CURING Do not let storm water runoff carry soil and If you are using a curing compound, make sure other pollutants into storm drains or watercourses the cure is applied at proper rates and as close (streams, rivers, lakes, etc.). as possible to concrete surface. Try to avoid Use approved silt fence, sediment fiber rolls, over sprays. control gravel BMPs to bags, and prevent other Protect drain inlets prior to the application of soil and trash from getting into storm drain curing compound. systems or watercourses. Examine cure containers and spraying equipment At a minimum, all bare soil (whether it’s an for leaks. Clean up spills or leaks immediately. abutment slope or a stockpile) must be protected Curing compound containers must be properly before it rains. labeled and are required to have a second Use soil stabilization BMPs such as mulch, soil containment for storage. binders, plastic sheeting or erosion If water curing is used, make sure the curing control blankets to protect bare soil. water is directed away from and not discharged B RIDGE C ONSTRUCTI ON RIDGE ONSTRUCTION B C into watercourses (streams, rivers, lakes, etc) and O PERATIONS OPERATIONS drainage inlets. A RE Y OU D EWATERING? ARE YOU DEWATERING? Bridge construction operations on Caltrans KEEP THE JOBSITE ORDERLY EEP THE OBSITE RDERLY K J O If you need to remove water from an excavation, construction sites include activities such as drilled holes, or coring operation, first check Don’t store hazardous chemicals, drums, bagged bridge demolition, structural excavation and and boxed materials directly on the ground. with your foreman or resident engineer. You backfill, erecting falsework, forming and may need a permit. Store hazardous material such as curing pouring concrete for footings columns and compound, solvents, paints, chemicals, hydraulic You must use approved BMPs to treat the superstructures, boring, drilling, grinding, fluids, form oil, fuel, oil, and grease in secondary discharge. You may also need to sample mortar mixing, blasting, and bridge cleaning. the discharge for pollutants. containment. Place bagged or boxed materials on pallets and under cover before the start of rain. We can help minimize the impact of bridge C ONCRETE W ASHOUTS CONCRETE WASHOUTS Place temporary septic facilities away from drain construction activities by identifying and inlets, watercourses and traffic circulation. containing potential pollutants before they Wash out concrete trucks or pumps only into If you are working over water, make sure the come in contact with storm water. designated washout pits. construction equipment is leak free. Use If you don’t see a washout pit or are not sure covers or platforms to collect debris. Do not The following procedures and practices are where to washout, ask your foreman or allow demolished particles to enter waterways. intended to help minimize or eliminate the resident engineer. Provide an adequate number of waste containers impact of bridge construction operations on Be sure to clean out the washout pit or build a to collect construction waste, trash and debris new one once the washout is 75 % full. the quality of our waters. from the site. Make sure concrete waste does not enter storm If you are not sure what to do, ask your drains or watercourses (stream, rivers, lakes, etc.) foreman!
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